1) Machine learning 
Proaftn is a classification method that belongs to the class of supervised learning algorithms. The acronym Proaftn stands for: (PROcédure d`Affectation Floue pour la problématique du Tri Nominal), which means in English: Fuzzy Assignmemt Procedure for Nominal Sorting. The method was first proposed by Nabil Belacel in 1999 in his PhD thesis., s....